src/PartSet/PartSet_SketcherMgr.cpp

   1 // Copyright (C) 2014-20xx CEA/DEN, EDF R&D
   2
   3 // File:        PartSet_SketcherMgr.cpp
   4 // Created:     19 Dec 2014
   5 // Author:      Vitaly SMETANNIKOV
   6
   7 #include "PartSet_SketcherMgr.h"
   8 #include "PartSet_SketcherReetntrantMgr.h"
   9 #include "PartSet_Module.h"
  10 #include "PartSet_WidgetPoint2d.h"
  11 #include "PartSet_WidgetPoint2dDistance.h"
  12 #include "PartSet_Tools.h"
  13 #include "PartSet_WidgetSketchLabel.h"
  14 #include "PartSet_WidgetEditor.h"
  15
  16 #include <XGUI_ModuleConnector.h>
  17 #include <XGUI_Displayer.h>
  18 #include <XGUI_Workshop.h>
  19 #include <XGUI_ContextMenuMgr.h>
  20 #include <XGUI_Selection.h>
  21 #include <XGUI_SelectionMgr.h>
  22 #include <XGUI_ModuleConnector.h>
  23 #include <XGUI_PropertyPanel.h>
  24 #include <XGUI_ViewerProxy.h>
  25 #include <XGUI_OperationMgr.h>
  26
  27 #include <ModuleBase_IPropertyPanel.h>
  28 #include <ModuleBase_ISelection.h>
  29 #include <ModuleBase_IViewer.h>
  30 #include <ModuleBase_IWorkshop.h>
  31 #include <ModuleBase_IViewWindow.h>
  32 #include <ModuleBase_ModelWidget.h>
  33 #include <ModuleBase_Operation.h>
  34 #include <ModuleBase_OperationFeature.h>
  35 #include <ModuleBase_Operation.h>
  36 #include <ModuleBase_WidgetEditor.h>
  37
  38 #include <GeomDataAPI_Point2D.h>
  39
  40 #include <Events_Loop.h>
  41
  42 #include <SketchPlugin_Line.h>
  43 #include <SketchPlugin_Sketch.h>
  44 #include <SketchPlugin_Point.h>
  45 #include <SketchPlugin_Arc.h>
  46 #include <SketchPlugin_Circle.h>
  47 #include <SketchPlugin_ConstraintLength.h>
  48 #include <SketchPlugin_ConstraintDistance.h>
  49 #include <SketchPlugin_ConstraintParallel.h>
  50 #include <SketchPlugin_ConstraintPerpendicular.h>
  51 #include <SketchPlugin_ConstraintRadius.h>
  52 #include <SketchPlugin_ConstraintRigid.h>
  53 #include <SketchPlugin_ConstraintHorizontal.h>
  54 #include <SketchPlugin_ConstraintVertical.h>
  55 #include <SketchPlugin_ConstraintEqual.h>
  56 #include <SketchPlugin_ConstraintTangent.h>
  57 #include <SketchPlugin_ConstraintCoincidence.h>
  58 #include <SketchPlugin_ConstraintFillet.h>
  59 #include <SketchPlugin_ConstraintMirror.h>
  60 #include <SketchPlugin_ConstraintAngle.h>
  61 #include <SketchPlugin_MultiRotation.h>
  62 #include <SketchPlugin_MultiTranslation.h>
  63
  64 #include <SketcherPrs_Tools.h>
  65
  66 #include <SelectMgr_IndexedMapOfOwner.hxx>
  67 #include <StdSelect_BRepOwner.hxx>
  68
  69 //#include <AIS_DimensionSelectionMode.hxx>
  70 #include <AIS_Shape.hxx>
  71
  72 #include <ModelAPI_Events.h>
  73 #include <ModelAPI_Session.h>
  74 #include <ModelAPI_AttributeString.h>
  75
  76 #include <QMouseEvent>
  77 #include <QApplication>
  78
  79 //#define DEBUG_DO_NOT_BY_ENTER
  80
  81 /// Returns list of unique objects by sum of objects from List1 and List2
  82 /*QList<ModuleBase_ViewerPrs> getSumList(const QList<ModuleBase_ViewerPrs>& theList1,
  83                                        const QList<ModuleBase_ViewerPrs>& theList2)
  84 {
  85   QList<ModuleBase_ViewerPrs> aRes;
  86   foreach (ModuleBase_ViewerPrs aPrs, theList1) {
  87     if (!aRes.contains(aPrs))
  88       aRes.append(aPrs);
  89   }
  90   foreach (ModuleBase_ViewerPrs aPrs, theList2) {
  91     if (!aRes.contains(aPrs))
  92       aRes.append(aPrs);
  93   }
  94   return aRes;
  95 }*/
  96
  97 // Fills the list of features the list of selected presentations.
  98 // \param theList a list of selected presentations
  99 // \param theSketch a sketch to project a vertex shape of a presentation to the plane
 100 // and find the corresponded attribute
 101 // \param theFeatureList  an output list of features
 102 void fillFeatureList(const QList<ModuleBase_ViewerPrs>& theList,
 103                      const FeaturePtr theSketch,
 104                      QList<FeaturePtr>& theFeatureList)
 105 {
 106   QList<ModuleBase_ViewerPrs> aRes;
 107
 108   QList<ModuleBase_ViewerPrs>::const_iterator anIt = theList.begin(),
 109                                               aLast = theList.end();
 110   for (; anIt != aLast; anIt++)
 111   {
 112     ModuleBase_ViewerPrs aPrs = *anIt;
 113     FeaturePtr aFeature = ModelAPI_Feature::feature(aPrs.object());
 114     if (aFeature.get()  && !theFeatureList.contains(aFeature))
 115       theFeatureList.append(aFeature);
 116   }
 117 }
 118
 119 /// Fills attribute and result lists by the selected owner. In case if the attribute is found,
 120 /// by the owner shape, it is put to the list. Otherwise if type of owner shape is edge, put the function
 121 /// result as is to the list of results.
 122 /// \param theOwner a viewer selected owner
 123 /// \param theFeature a feature, where the attribute is searched
 124 /// \param theSketch a current sketch
 125 /// \param theSelectedAttribute an output list of attributes
 126 /// \param theSelectedResults an output list of edge results
 127 void getAttributesOrResults(const Handle(SelectMgr_EntityOwner)& theOwner,
 128                             const FeaturePtr& theFeature, const FeaturePtr& theSketch,
 129                             const ResultPtr& theResult,
 130                             std::set<AttributePtr>& aSelectedAttributes,
 131                             std::set<ResultPtr>& aSelectedResults)
 132 {
 133   Handle(StdSelect_BRepOwner) aBRepOwner = Handle(StdSelect_BRepOwner)::DownCast(theOwner);
 134   if (aBRepOwner.IsNull())
 135     return;
 136   Handle(AIS_InteractiveObject) anIO = Handle(AIS_InteractiveObject)::DownCast(
 137                                                                     aBRepOwner->Selectable());
 138   if (aBRepOwner->HasShape()) {
 139     const TopoDS_Shape& aShape = aBRepOwner->Shape();
 140     TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
 141     if (aShapeType == TopAbs_VERTEX) {
 142       AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature,
 143                                                                     aShape, theSketch);
 144       if (aPntAttr.get() != NULL)
 145         aSelectedAttributes.insert(aPntAttr);
 146     }
 147     else if (aShapeType == TopAbs_EDGE &&
 148              aSelectedResults.find(theResult) == aSelectedResults.end()) {
 149       aSelectedResults.insert(theResult);
 150     }
 151   }
 152 }
 153
 154 PartSet_SketcherMgr::PartSet_SketcherMgr(PartSet_Module* theModule)
 155   : QObject(theModule), myModule(theModule), myIsDragging(false), myDragDone(false),
 156     myIsMouseOverWindow(false),
 157     myIsMouseOverViewProcessed(true), myPreviousUpdateViewerEnabled(true),
 158     myIsPopupMenuActive(false), myIsConstraintsShown(true)
 159 {
 160   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 161   ModuleBase_IViewer* aViewer = anIWorkshop->viewer();
 162
 163   myPreviousDrawModeEnabled = true;//aViewer->isSelectionEnabled();
 164
 165   connect(aViewer, SIGNAL(mousePress(ModuleBase_IViewWindow*, QMouseEvent*)),
 166           this, SLOT(onMousePressed(ModuleBase_IViewWindow*, QMouseEvent*)));
 167
 168   connect(aViewer, SIGNAL(mouseRelease(ModuleBase_IViewWindow*, QMouseEvent*)),
 169           this, SLOT(onMouseReleased(ModuleBase_IViewWindow*, QMouseEvent*)));
 170
 171   connect(aViewer, SIGNAL(mouseMove(ModuleBase_IViewWindow*, QMouseEvent*)),
 172           this, SLOT(onMouseMoved(ModuleBase_IViewWindow*, QMouseEvent*)));
 173
 174   connect(aViewer, SIGNAL(mouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)),
 175           this, SLOT(onMouseDoubleClick(ModuleBase_IViewWindow*, QMouseEvent*)));
 176
 177   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 178   XGUI_Workshop* aWorkshop = aConnector->workshop();
 179   connect(aWorkshop, SIGNAL(applicationStarted()), this, SLOT(onApplicationStarted()));
 180 }
 181
 182 PartSet_SketcherMgr::~PartSet_SketcherMgr()
 183 {
 184   if (!myPlaneFilter.IsNull())
 185     myPlaneFilter.Nullify();
 186 }
 187
 188 void PartSet_SketcherMgr::onEnterViewPort()
 189 {
 190   // 1. if the mouse over window, update the next flag. Do not perform update visibility of
 191   // created feature because it should be done in onMouseMove(). Some widgets watch
 192   // the mouse move and use the cursor position to update own values. If the presentaion is
 193   // redisplayed before this update, the feature presentation jumps from reset value to current.
 194   myIsMouseOverWindow = true;
 195
 196   #ifdef DEBUG_DO_NOT_BY_ENTER
 197   return;
 198   #endif
 199
 200   if (!isNestedCreateOperation(getCurrentOperation()))
 201     return;
 202
 203   QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 204
 205   operationMgr()->onValidateOperation();
 206
 207   // we need change displayed state of the current operation feature
 208   // if the feature is presentable, e.g. distance construction. It has no results, so workshop does
 209   // not accept a signal about the result created. Nothing is shown until mouse is moved out/in view
 210   // port. If the isDisplayed flag is true, the presentable feature is displayed as soon as the
 211   // presentation becomes valid and redisplay happens
 212   //ModuleBase_Operation* aOperation = getCurrentOperation();
 213   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 214                                                                            (getCurrentOperation());
 215   if (aFOperation) {
 216     FeaturePtr aFeature = aFOperation->feature();
 217     if (aFeature.get() && aFeature->data()->isValid()) {
 218       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature), false);
 219     }
 220   }
 221 }
 222
 223 void PartSet_SketcherMgr::onLeaveViewPort()
 224 {
 225   myIsMouseOverViewProcessed = false;
 226   myIsMouseOverWindow = false;
 227   // it is important to validate operation here only if sketch entity create operation is active
 228   // because at this operation we reacts to the mouse leave/enter view port
 229   //operationMgr()->onValidateOperation();
 230
 231   #ifdef DEBUG_DO_NOT_BY_ENTER
 232   return;
 233   #endif
 234
 235   if (!isNestedCreateOperation(getCurrentOperation()))
 236     return;
 237
 238   QApplication::restoreOverrideCursor();
 239
 240   // the method should be performed if the popup menu is called,
 241   // the reset of the current widget should not happen
 242   if (myIsPopupMenuActive)
 243     return;
 244
 245   operationMgr()->onValidateOperation();
 246
 247   // 2. if the mouse IS NOT over window, reset the active widget value and hide the presentation
 248   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 249   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 250   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 251   // disable the viewer update in order to avoid visualization of redisplayed feature in viewer
 252   // obtained after reset value
 253   bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 254   ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 255   if (anActiveWidget)
 256     anActiveWidget->reset();
 257   aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 258
 259   // hides the presentation of the current operation feature
 260   // the feature is to be erased here, but it is correct to call canDisplayObject because
 261   // there can be additional check (e.g. editor widget in distance constraint)
 262   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 263                                                                            (getCurrentOperation());
 264   if (aFOperation) {
 265     FeaturePtr aFeature = aFOperation->feature();
 266     visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 267   }
 268 }
 269
 270 void PartSet_SketcherMgr::onBeforeValuesChangedInPropertyPanel()
 271 {
 272   if (isNestedCreateOperation(getCurrentOperation()))
 273     return;
 274   // it is necessary to save current selection in order to restore it after the values are modifed
 275   storeSelection();
 276
 277   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 278   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 279   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 280   myPreviousUpdateViewerEnabled = aDisplayer->enableUpdateViewer(false);
 281 }
 282
 283 void PartSet_SketcherMgr::onAfterValuesChangedInPropertyPanel()
 284 {
 285   if (isNestedCreateOperation(getCurrentOperation()))
 286     return;
 287   // it is necessary to restore current selection in order to restore it after the values are modified
 288   restoreSelection();
 289   myCurrentSelection.clear();
 290
 291   // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 292   // viewer happens by deselect/select the modified objects. The flag should be restored after
 293   // the selection processing. The update viewer should be also called.
 294   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 295   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 296   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 297   aDisplayer->enableUpdateViewer(myPreviousUpdateViewerEnabled);
 298   aDisplayer->updateViewer();
 299 }
 300
 301 void PartSet_SketcherMgr::onMousePressed(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 302 {
 303   if (myModule->sketchReentranceMgr()->processMousePressed(theWnd, theEvent))
 304     return;
 305
 306   get2dPoint(theWnd, theEvent, myClickedPoint);
 307
 308   if (!(theEvent->buttons() & Qt::LeftButton))
 309     return;
 310
 311   // Clear dragging mode
 312   myIsDragging = false;
 313
 314   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 315   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 316   if (!aViewer->canDragByMouse())
 317     return;
 318
 319   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 320                                                                (getCurrentOperation());
 321   if (!aFOperation)
 322     return;
 323
 324   if (aFOperation->isEditOperation()) {
 325     // If the current widget is a selector, do nothing, it processes the mouse press
 326     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 327     if(anActiveWidget && anActiveWidget->isViewerSelector()) {
 328       return;
 329     }
 330   }
 331
 332   // Use only for sketch operations
 333   if (myCurrentSketch) {
 334     if (!PartSet_Tools::sketchPlane(myCurrentSketch))
 335       return;
 336
 337     bool isSketcher = isSketchOperation(aFOperation);
 338     bool isSketchOpe = isNestedSketchOperation(aFOperation);
 339
 340     // Avoid non-sketch operations
 341     if ((!isSketchOpe) && (!isSketcher))
 342       return;
 343
 344     bool isEditing = aFOperation->isEditOperation();
 345
 346     // Ignore creation sketch operation
 347     if ((!isSketcher) && (!isEditing))
 348       return;
 349
 350     Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 351     if (!aContext.IsNull()) {
 352       // MoveTo in order to highlight current object
 353       aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 354     }
 355     // Remember highlighted objects for editing
 356     ModuleBase_ISelection* aSelect = aWorkshop->selection();
 357
 358     bool aHasShift = (theEvent->modifiers() & Qt::ShiftModifier);
 359     storeSelection(!aHasShift);
 360
 361     if (myCurrentSelection.empty()) {
 362       if (isSketchOpe && (!isSketcher))
 363         // commit previous operation
 364         if (!aFOperation->commit())
 365           aFOperation->abort();
 366       return;
 367     }
 368     // Init flyout point for radius rotation
 369     FeaturePtr aFeature = myCurrentSelection.begin().key();
 370
 371     if (isSketcher) {
 372       myIsDragging = true;
 373       get2dPoint(theWnd, theEvent, myCurrentPoint);
 374       myDragDone = false;
 375       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 376       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 377       launchEditing();
 378       if (aFeature.get() != NULL) {
 379         std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 380                   std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 381       if (aSPFeature.get() && aSPFeature->getKind() == SketchPlugin_ConstraintRadius::ID()) {
 382           DataPtr aData = aSPFeature->data();
 383           AttributePtr aAttr = aData->attribute(SketchPlugin_Constraint::FLYOUT_VALUE_PNT());
 384           std::shared_ptr<GeomDataAPI_Point2D> aFPAttr =
 385             std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aAttr);
 386           aFPAttr->setValue(myCurrentPoint.myCurX, myCurrentPoint.myCurY);
 387         }
 388       }
 389     } else if (isSketchOpe && isEditing) {
 390       // If selected another object commit current result
 391       aFOperation->commit();
 392
 393       myIsDragging = true;
 394       get2dPoint(theWnd, theEvent, myCurrentPoint);
 395       myDragDone = false;
 396       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 397       myPreviousDrawModeEnabled = aViewer->enableDrawMode(false);
 398
 399       // This is necessary in order to finalize previous operation
 400       QApplication::processEvents();
 401       launchEditing();
 402     }
 403   }
 404 }
 405
 406 void PartSet_SketcherMgr::onMouseReleased(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 407 {
 408   if (myModule->sketchReentranceMgr()->processMouseReleased(theWnd, theEvent))
 409     return;
 410
 411   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 412   ModuleBase_IViewer* aViewer = aWorkshop->viewer();
 413   if (!aViewer->canDragByMouse())
 414     return;
 415   ModuleBase_Operation* aOp = getCurrentOperation();
 416   if (aOp) {
 417     if (isNestedSketchOperation(aOp)) {
 418       get2dPoint(theWnd, theEvent, myClickedPoint);
 419
 420       // Only for sketcher operations
 421       if (myIsDragging) {
 422         if (myDragDone) {
 423           //aOp->commit();
 424           myCurrentSelection.clear();
 425           /*Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
 426           if (!aContext.IsNull()) {
 427           // Reselect edited object
 428           aContext->MoveTo(theEvent->x(), theEvent->y(), theWnd->v3dView());
 429           if (theEvent->modifiers() & Qt::ShiftModifier)
 430             aContext->ShiftSelect();
 431           else
 432             aContext->Select();
 433           */
 434         }
 435       }
 436     }
 437   }
 438       // TODO: Has to be uncommented when SALOME patch on draw mode become avialable
 439   aWorkshop->viewer()->enableDrawMode(myPreviousDrawModeEnabled);
 440   //aWorkshop->viewer()->enableSelection(myPreviousDrawModeEnabled);
 441   myIsDragging = false;
 442 }
 443
 444 void PartSet_SketcherMgr::onMouseMoved(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 445 {
 446   if (myModule->sketchReentranceMgr()->processMouseMoved(theWnd, theEvent))
 447     return;
 448
 449   if (isNestedCreateOperation(getCurrentOperation()) && !myIsMouseOverViewProcessed) {
 450     myIsMouseOverViewProcessed = true;
 451     // 1. perform the widget mouse move functionality and display the presentation
 452     // the mouse move should be processed in the widget, if it can in order to visualize correct
 453     // presentation. These widgets correct the feature attribute according to the mouse position
 454     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 455     PartSet_WidgetPoint2D* aPoint2DWdg = dynamic_cast<PartSet_WidgetPoint2D*>(anActiveWidget);
 456     if (aPoint2DWdg) {
 457       aPoint2DWdg->onMouseMove(theWnd, theEvent);
 458     }
 459     PartSet_WidgetPoint2dDistance* aDistanceWdg = dynamic_cast<PartSet_WidgetPoint2dDistance*>
 460                                                                 (anActiveWidget);
 461     if (aDistanceWdg) {
 462       aDistanceWdg->onMouseMove(theWnd, theEvent);
 463     }
 464     // the feature is to be erased here, but it is correct to call canDisplayObject because
 465     // there can be additional check (e.g. editor widget in distance constraint)
 466     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 467                                                                              (getCurrentOperation());
 468     if (aFOperation) {
 469       FeaturePtr aFeature = aFOperation->feature();
 470       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
 471     }
 472   }
 473
 474   myClickedPoint.clear();
 475
 476   if (myIsDragging) {
 477     // 1. the current selection is saved in the mouse press method in order to restore it after moving
 478     // 2. the enable selection in the viewer should be temporary switched off in order to ignore
 479     // mouse press signal in the viewer(it call Select for AIS context and the dragged objects are
 480     // deselected). This flag should be restored in the slot, processed the mouse release signal.
 481
 482     // TODO: Has to be commented out when SALOME patch on draw mode become avialable
 483     //ModuleBase_IViewer* aViewer = myModule->workshop()->viewer();
 484     //aViewer->enableSelection(false);
 485
 486     ModuleBase_Operation* aCurrentOperation = getCurrentOperation();
 487     if (!aCurrentOperation)
 488       return;
 489     if (isSketchOperation(aCurrentOperation))
 490       return; // No edit operation activated
 491
 492     Handle(V3d_View) aView = theWnd->v3dView();
 493     gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 494     double aX, aY;
 495     PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, aY);
 496     double dX =  aX - myCurrentPoint.myCurX;
 497     double dY =  aY - myCurrentPoint.myCurY;
 498
 499     ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
 500     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
 501     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 502     // 3. the flag to disable the update viewer should be set in order to avoid blinking in the
 503     // viewer happens by deselect/select the modified objects. The flag should be restored after
 504     // the selection processing. The update viewer should be also called.
 505     bool isEnableUpdateViewer = aDisplayer->enableUpdateViewer(false);
 506
 507     static Events_ID aMoveEvent = Events_Loop::eventByName(EVENT_OBJECT_MOVED);
 508     //static Events_ID aUpdateEvent = Events_Loop::eventByName(EVENT_OBJECT_UPDATED);
 509     FeatureToSelectionMap::const_iterator anIt = myCurrentSelection.begin(),
 510                                           aLast = myCurrentSelection.end();
 511     // 4. the features and attributes modification(move)
 512     bool isModified = false;
 513     for (; anIt != aLast; anIt++) {
 514       FeaturePtr aFeature = anIt.key();
 515
 516       std::set<AttributePtr> anAttributes = anIt.value().first;
 517       // Process selection by attribute: the priority to the attribute
 518       if (!anAttributes.empty()) {
 519         std::set<AttributePtr>::const_iterator anAttIt = anAttributes.begin(),
 520                                                anAttLast = anAttributes.end();
 521         for (; anAttIt != anAttLast; anAttIt++) {
 522           AttributePtr anAttr = *anAttIt;
 523           if (anAttr.get() == NULL)
 524             continue;
 525           std::string aAttrId = anAttr->id();
 526           DataPtr aData = aFeature->data();
 527           if (aData->isValid()) {
 528             std::shared_ptr<GeomDataAPI_Point2D> aPoint =
 529               std::dynamic_pointer_cast<GeomDataAPI_Point2D>(aData->attribute(aAttrId));
 530             if (aPoint.get() != NULL) {
 531               bool isImmutable = aPoint->setImmutable(true);
 532               aPoint->move(dX, dY);
 533               isModified = true;
 534               ModelAPI_EventCreator::get()->sendUpdated(aFeature, aMoveEvent);
 535               aPoint->setImmutable(isImmutable);
 536             }
 537           }
 538         }
 539       } else {
 540         // Process selection by feature
 541         std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
 542           std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 543         if (aSketchFeature) {
 544           aSketchFeature->move(dX, dY);
 545           isModified = true;
 546           ModelAPI_EventCreator::get()->sendUpdated(aSketchFeature, aMoveEvent);
 547         }
 548       }
 549     }
 550     // the modified state of the current operation should be updated if there are features, which
 551     // were changed here
 552     if (isModified) {
 553       aCurrentOperation->onValuesChanged();
 554     }
 555     Events_Loop::loop()->flush(aMoveEvent); // up all move events - to be processed in the solver
 556     //Events_Loop::loop()->flush(aUpdateEvent); // up update events - to redisplay presentations
 557
 558     // 5. it is necessary to save current selection in order to restore it after the features moving
 559     restoreSelection();
 560     // 6. restore the update viewer flag and call this update
 561     aDisplayer->enableUpdateViewer(isEnableUpdateViewer);
 562     aDisplayer->updateViewer();
 563
 564     myDragDone = true;
 565     myCurrentPoint.setValue(aX, aY);
 566   }
 567 }
 568
 569 void PartSet_SketcherMgr::onMouseDoubleClick(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent)
 570 {
 571   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 572                                                                (getCurrentOperation());
 573   if (aFOperation && aFOperation->isEditOperation()) {
 574     std::string aId = aFOperation->id().toStdString();
 575     if (isDistanceOperation(aFOperation))
 576     {
 577       // Activate dimension value editing on double click
 578       ModuleBase_IPropertyPanel* aPanel = aFOperation->propertyPanel();
 579       QList<ModuleBase_ModelWidget*> aWidgets = aPanel->modelWidgets();
 580       // Find corresponded widget to activate value editing
 581       foreach (ModuleBase_ModelWidget* aWgt, aWidgets) {
 582         if (aWgt->attributeID() == "ConstraintValue") {
 583           PartSet_WidgetEditor* anEditor = dynamic_cast<PartSet_WidgetEditor*>(aWgt);
 584           if (anEditor)
 585             anEditor->showPopupEditor();
 586           return;
 587         }
 588       }
 589     }
 590   }
 591 }
 592
 593 void PartSet_SketcherMgr::onApplicationStarted()
 594 {
 595   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
 596   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
 597   XGUI_Workshop* aWorkshop = aConnector->workshop();
 598   PartSet_SketcherReetntrantMgr* aReentranceMgr = myModule->sketchReentranceMgr();
 599
 600   XGUI_PropertyPanel* aPropertyPanel = aWorkshop->propertyPanel();
 601   if (aPropertyPanel) {
 602     connect(aPropertyPanel, SIGNAL(beforeWidgetActivated(ModuleBase_ModelWidget*)),
 603             this, SLOT(onBeforeWidgetActivated(ModuleBase_ModelWidget*)));
 604
 605     connect(aPropertyPanel, SIGNAL(noMoreWidgets(const std::string&)),
 606             aReentranceMgr, SLOT(onNoMoreWidgets(const std::string&)));
 607     connect(aPropertyPanel, SIGNAL(widgetActivated(ModuleBase_ModelWidget*)),
 608             aReentranceMgr, SLOT(onWidgetActivated()));
 609   }
 610
 611   XGUI_ViewerProxy* aViewerProxy = aWorkshop->viewer();
 612   connect(aViewerProxy, SIGNAL(enterViewPort()), this, SLOT(onEnterViewPort()));
 613   connect(aViewerProxy, SIGNAL(leaveViewPort()), this, SLOT(onLeaveViewPort()));
 614
 615   XGUI_ContextMenuMgr* aContextMenuMgr = aWorkshop->contextMenuMgr();
 616   connect(aContextMenuMgr, SIGNAL(beforeContextMenu()), this, SLOT(onBeforeContextMenu()));
 617   connect(aContextMenuMgr, SIGNAL(afterContextMenu()), this, SLOT(onAfterContextMenu()));
 618 }
 619
 620 void PartSet_SketcherMgr::onBeforeWidgetActivated(ModuleBase_ModelWidget* theWidget)
 621 {
 622   if (!myClickedPoint.myIsInitialized)
 623     return;
 624
 625   ModuleBase_Operation* aOperation = getCurrentOperation();
 626   // the distance constraint feature should not use the clickedd point
 627   // this is workaround in order to don't throw down the flyout point value,
 628   // set by execute() method of these type of features
 629   if (isDistanceOperation(aOperation))
 630     return;
 631
 632   PartSet_WidgetPoint2D* aPnt2dWgt = dynamic_cast<PartSet_WidgetPoint2D*>(theWidget);
 633   if (aPnt2dWgt) {
 634     aPnt2dWgt->setPoint(myClickedPoint.myCurX, myClickedPoint.myCurY);
 635   }
 636 }
 637
 638 void PartSet_SketcherMgr::onBeforeContextMenu()
 639 {
 640   myIsPopupMenuActive = true;
 641 }
 642
 643 void PartSet_SketcherMgr::onAfterContextMenu()
 644 {
 645   myIsPopupMenuActive = false;
 646 }
 647
 648 void PartSet_SketcherMgr::get2dPoint(ModuleBase_IViewWindow* theWnd, QMouseEvent* theEvent,
 649                                      Point& thePoint)
 650 {
 651   Handle(V3d_View) aView = theWnd->v3dView();
 652   gp_Pnt aPoint = PartSet_Tools::convertClickToPoint(theEvent->pos(), aView);
 653   double aX, anY;
 654   PartSet_Tools::convertTo2D(aPoint, myCurrentSketch, aView, aX, anY);
 655   thePoint.setValue(aX, anY);
 656 }
 657
 658 void PartSet_SketcherMgr::launchEditing()
 659 {
 660   if (!myCurrentSelection.empty()) {
 661     FeaturePtr aFeature = myCurrentSelection.begin().key();
 662     std::shared_ptr<SketchPlugin_Feature> aSPFeature =
 663               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
 664     if (aSPFeature) {
 665       myModule->editFeature(aSPFeature);
 666     }
 667   }
 668 }
 669
 670 bool PartSet_SketcherMgr::sketchSolverError()
 671 {
 672   bool anError = false;
 673   CompositeFeaturePtr aSketch = activeSketch();
 674   if (aSketch.get()) {
 675     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 676     anError = !aAttributeString->value().empty();
 677   }
 678   return anError;
 679 }
 680
 681 QString PartSet_SketcherMgr::getFeatureError(const FeaturePtr& theFeature, const bool isCheckGUI)
 682 {
 683   QString anError = "";
 684   if (!theFeature.get() || !theFeature->data()->isValid())
 685     return anError;
 686
 687   CompositeFeaturePtr aSketch = activeSketch();
 688   if (aSketch.get() && aSketch == theFeature) {
 689     AttributeStringPtr aAttributeString = aSketch->string(SketchPlugin_Sketch::SOLVER_ERROR());
 690     anError = aAttributeString->value().c_str();
 691   }
 692   else {
 693     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
 694     if (isCheckGUI && anActiveWidget) {
 695       ModuleBase_ModelWidget::ValueState aState = anActiveWidget->getValueState();
 696       if (aState != ModuleBase_ModelWidget::Stored) {
 697         AttributePtr anAttr = anActiveWidget->feature()->attribute(anActiveWidget->attributeID());
 698         if (anAttr.get()) {
 699           QString anAttributeName = anAttr->id().c_str();
 700           switch (aState) {
 701             case ModuleBase_ModelWidget::ModifiedInPP:
 702               anError = "Attribute \"" + anAttributeName +
 703                         "\" modification is not applyed. Please click \"Enter\" or \"Tab\".";
 704               break;
 705             case ModuleBase_ModelWidget::ModifiedInViewer:
 706               anError = "Attribute \"" + anAttributeName +
 707                         "\" is locked by modification value in the viewer.";
 708               break;
 709             case ModuleBase_ModelWidget::Reset:
 710               anError = "Attribute \"" + anAttributeName + "\" is not initialized.";
 711               break;
 712           }
 713         }
 714       }
 715     }
 716   }
 717   return anError;
 718 }
 719
 720 const QStringList& PartSet_SketcherMgr::sketchOperationIdList()
 721 {
 722   static QStringList aIds;
 723   if (aIds.size() == 0) {
 724     aIds << SketchPlugin_Line::ID().c_str();
 725     aIds << SketchPlugin_Point::ID().c_str();
 726     aIds << SketchPlugin_Arc::ID().c_str();
 727     aIds << SketchPlugin_Circle::ID().c_str();
 728     aIds << SketchPlugin_ConstraintFillet::ID().c_str();
 729     aIds.append(constraintsIdList());
 730   }
 731   return aIds;
 732 }
 733
 734 const QStringList& PartSet_SketcherMgr::constraintsIdList()
 735 {
 736   static QStringList aIds;
 737   if (aIds.size() == 0) {
 738     aIds << SketchPlugin_ConstraintLength::ID().c_str();
 739     aIds << SketchPlugin_ConstraintDistance::ID().c_str();
 740     aIds << SketchPlugin_ConstraintRigid::ID().c_str();
 741     aIds << SketchPlugin_ConstraintRadius::ID().c_str();
 742     aIds << SketchPlugin_ConstraintPerpendicular::ID().c_str();
 743     aIds << SketchPlugin_ConstraintParallel::ID().c_str();
 744     aIds << SketchPlugin_ConstraintHorizontal::ID().c_str();
 745     aIds << SketchPlugin_ConstraintVertical::ID().c_str();
 746     aIds << SketchPlugin_ConstraintEqual::ID().c_str();
 747     aIds << SketchPlugin_ConstraintTangent::ID().c_str();
 748     aIds << SketchPlugin_ConstraintCoincidence::ID().c_str();
 749     aIds << SketchPlugin_ConstraintMirror::ID().c_str();
 750     aIds << SketchPlugin_ConstraintAngle::ID().c_str();
 751     aIds << SketchPlugin_MultiRotation::ID().c_str();
 752     aIds << SketchPlugin_MultiTranslation::ID().c_str();
 753   }
 754   return aIds;
 755 }
 756
 757 void PartSet_SketcherMgr::sketchSelectionModes(QIntList& theModes)
 758 {
 759   theModes.clear();
 760
 761   theModes.append(SketcherPrs_Tools::Sel_Dimension_Text);
 762   theModes.append(SketcherPrs_Tools::Sel_Dimension_Line);
 763   theModes.append(SketcherPrs_Tools::Sel_Constraint);
 764   theModes.append(TopAbs_VERTEX);
 765   theModes.append(TopAbs_EDGE);
 766 }
 767
 768 bool PartSet_SketcherMgr::isSketchOperation(ModuleBase_Operation* theOperation)
 769 {
 770   return theOperation && theOperation->id().toStdString() == SketchPlugin_Sketch::ID();
 771 }
 772
 773 bool PartSet_SketcherMgr::isNestedSketchOperation(ModuleBase_Operation* theOperation)
 774 {
 775   return theOperation &&
 776          PartSet_SketcherMgr::sketchOperationIdList().contains(theOperation->id());
 777 }
 778
 779 bool PartSet_SketcherMgr::isNestedCreateOperation(ModuleBase_Operation* theOperation)
 780 {
 781   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 782                                                                (theOperation);
 783   return aFOperation && !aFOperation->isEditOperation() && isNestedSketchOperation(aFOperation);
 784 }
 785
 786 bool PartSet_SketcherMgr::isEntity(const std::string& theId)
 787 {
 788   return (theId == SketchPlugin_Line::ID()) ||
 789          (theId == SketchPlugin_Point::ID()) ||
 790          (theId == SketchPlugin_Arc::ID()) ||
 791          (theId == SketchPlugin_Circle::ID());
 792 }
 793
 794 bool PartSet_SketcherMgr::isDistanceOperation(ModuleBase_Operation* theOperation)
 795 {
 796   std::string aId = theOperation ? theOperation->id().toStdString() : "";
 797
 798   return (aId == SketchPlugin_ConstraintLength::ID()) ||
 799          (aId == SketchPlugin_ConstraintDistance::ID()) ||
 800          (aId == SketchPlugin_ConstraintRadius::ID()) ||
 801          (aId == SketchPlugin_ConstraintAngle::ID());
 802 }
 803
 804 void PartSet_SketcherMgr::startSketch(ModuleBase_Operation* theOperation)
 805 {
 806   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 807                                                                (getCurrentOperation());
 808   if (!aFOperation)
 809     return;
 810
 811   myModule->onViewTransformed();
 812
 813   // Display all sketcher sub-Objects
 814   myCurrentSketch = std::dynamic_pointer_cast<ModelAPI_CompositeFeature>(aFOperation->feature());
 815   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 816
 817   // Hide sketcher result
 818   std::list<ResultPtr> aResults = myCurrentSketch->results();
 819   std::list<ResultPtr>::const_iterator aIt;
 820   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 821     (*aIt)->setDisplayed(false);
 822   }
 823   myCurrentSketch->setDisplayed(false);
 824
 825   // Display sketcher objects
 826   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 827     FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 828     std::list<ResultPtr> aResults = aFeature->results();
 829     std::list<ResultPtr>::const_iterator aIt;
 830     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 831       (*aIt)->setDisplayed(true);
 832     }
 833     aFeature->setDisplayed(true);
 834   }
 835
 836   if (myPlaneFilter.IsNull())
 837     myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
 838
 839   myModule->workshop()->viewer()->addSelectionFilter(myPlaneFilter);
 840
 841   bool aHasPlane = false;
 842   std::shared_ptr<GeomAPI_Pln> aPln;
 843   if (aFOperation->isEditOperation()) {
 844     // If it is editing of sketch then it means that plane is already defined
 845     aPln = PartSet_Tools::sketchPlane(myCurrentSketch);
 846     if (aPln.get())
 847       aHasPlane = true;
 848   }
 849   myPlaneFilter->setPlane(aPln);
 850
 851   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
 852   // all sketch objects should be activated in the sketch selection modes by edit operation start
 853   // in case of creation operation, there is an active widget, which activates own selection mode
 854   if (aFOperation->isEditOperation() && aHasPlane)
 855     aConnector->activateModuleSelectionModes();
 856 }
 857
 858 void PartSet_SketcherMgr::stopSketch(ModuleBase_Operation* theOperation)
 859 {
 860   myIsMouseOverWindow = false;
 861   myIsConstraintsShown = true;
 862
 863   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(myModule->workshop());
 864
 865   DataPtr aData = myCurrentSketch->data();
 866   if (!aData->isValid()) {
 867     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
 868     // The sketch was aborted
 869     myCurrentSketch = CompositeFeaturePtr();
 870     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 871
 872     // Erase all sketcher objects
 873     QStringList aSketchIds = sketchOperationIdList();
 874     QObjectPtrList aObjects = aDisplayer->displayedObjects();
 875     foreach (ObjectPtr aObj, aObjects) {
 876       DataPtr aObjData = aObj->data();
 877       if (!aObjData->isValid())
 878         aObj->setDisplayed(false);
 879     }
 880   }
 881   else {
 882     // Hide all sketcher sub-Objects
 883     for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
 884       FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 885       std::list<ResultPtr> aResults = aFeature->results();
 886       std::list<ResultPtr>::const_iterator aIt;
 887       for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 888         (*aIt)->setDisplayed(false);
 889       }
 890       aFeature->setDisplayed(false);
 891     }
 892     // Display sketcher result
 893     std::list<ResultPtr> aResults = myCurrentSketch->results();
 894     std::list<ResultPtr>::const_iterator aIt;
 895     Events_Loop* aLoop = Events_Loop::loop();
 896     static Events_ID aDispEvent = aLoop->eventByName(EVENT_OBJECT_TO_REDISPLAY);
 897
 898     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 899                                                                            (theOperation);
 900     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
 901       if (!aFOperation->isDisplayedOnStart(*aIt)) {
 902         (*aIt)->setDisplayed(true);
 903         // this display event is needed because sketch already may have "displayed" state,
 904         // but not displayed while it is still active (issue 613, abort of existing sketch)
 905         ModelAPI_EventCreator::get()->sendUpdated(*aIt, aDispEvent);
 906       }
 907     }
 908     if (!aFOperation->isDisplayedOnStart(myCurrentSketch))
 909       myCurrentSketch->setDisplayed(true);
 910
 911     myCurrentSketch = CompositeFeaturePtr();
 912     myModule->workshop()->viewer()->removeSelectionFilter(myPlaneFilter);
 913
 914     Events_Loop::loop()->flush(aDispEvent);
 915   }
 916   // restore the module selection modes, which were changed on startSketch
 917   aConnector->activateModuleSelectionModes();
 918 }
 919
 920 void PartSet_SketcherMgr::startNestedSketch(ModuleBase_Operation* theOperation)
 921 {
 922   if (isNestedCreateOperation(theOperation) && myIsMouseOverWindow)
 923     QApplication::setOverrideCursor(QCursor(Qt::CrossCursor));//QIcon(":pictures/button_plus.png").pixmap(20,20)));
 924 }
 925
 926 void PartSet_SketcherMgr::stopNestedSketch(ModuleBase_Operation* theOp)
 927 {
 928   myIsMouseOverViewProcessed = true;
 929   operationMgr()->onValidateOperation();
 930   if (isNestedCreateOperation(theOp) || myModule->sketchReentranceMgr()->isInternalEditActive())
 931     QApplication::restoreOverrideCursor();
 932 }
 933
 934 void PartSet_SketcherMgr::commitNestedSketch(ModuleBase_Operation* theOperation)
 935 {
 936   if (isNestedCreateOperation(theOperation)) {
 937     ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
 938                                                                              (theOperation);
 939     if (aFOperation) {
 940       FeaturePtr aFeature = aFOperation->feature();
 941       // it is necessary to check the the feature data validity because
 942       // some kind of features are removed by an operation commit(the macro state of a feature)
 943       if (aFeature.get() && aFeature->data()->isValid()) {
 944         visualizeFeature(aFeature, aFOperation->isEditOperation(), true);
 945       }
 946     }
 947   }
 948 }
 949
 950 bool PartSet_SketcherMgr::canUndo() const
 951 {
 952   return isNestedCreateOperation(getCurrentOperation());
 953 }
 954
 955 bool PartSet_SketcherMgr::canRedo() const
 956 {
 957   return isNestedCreateOperation(getCurrentOperation());
 958 }
 959
 960 bool PartSet_SketcherMgr::canEraseObject(const ObjectPtr& theObject) const
 961 {
 962   bool aCanErase = true;
 963   // when the sketch operation is active, results of sketch sub-feature can not be hidden
 964   if (myCurrentSketch.get()) {
 965     ResultPtr aResult = std::dynamic_pointer_cast<ModelAPI_Result>(theObject);
 966     if (aResult.get()) {
 967       // Display sketcher objects
 968       for (int i = 0; i < myCurrentSketch->numberOfSubs() && aCanErase; i++) {
 969
 970         FeaturePtr aFeature = myCurrentSketch->subFeature(i);
 971         std::list<ResultPtr> aResults = aFeature->results();
 972         std::list<ResultPtr>::const_iterator anIt;
 973         for (anIt = aResults.begin(); anIt != aResults.end() && aCanErase; ++anIt) {
 974           aCanErase = *anIt != aResult;
 975         }
 976       }
 977     }
 978   }
 979   return aCanErase;
 980 }
 981
 982 bool PartSet_SketcherMgr::canDisplayObject(const ObjectPtr& theObject) const
 983 {
 984   bool aCanDisplay = true;
 985
 986   bool aHasActiveSketch = activeSketch().get() != NULL;
 987   if (aHasActiveSketch) {
 988     // 1. the sketch feature should not be displayed during the sketch active operation
 989     // it is hidden by a sketch operation start and shown by a sketch stop, just the sketch
 990     // nested features can be visualized
 991     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 992     if (aFeature.get() != NULL && aFeature == activeSketch()) {
 993       aCanDisplay = false;
 994     }
 995   }
 996   else { // there are no an active sketch
 997     // 2. sketch sub-features should not be visualized if the sketch operation is not active
 998     FeaturePtr aFeature = ModelAPI_Feature::feature(theObject);
 999     if (aFeature.get() != NULL) {
1000       std::shared_ptr<SketchPlugin_Feature> aSketchFeature =
1001                               std::dynamic_pointer_cast<SketchPlugin_Feature>(aFeature);
1002       if (aSketchFeature.get()) {
1003         aCanDisplay = false;
1004       }
1005     }
1006   }
1007
1008   // 3. the method should not filter the objects, which are not related to the current operation.
1009   // The object is filtered just if it is a current operation feature or this feature result
1010   bool isObjectFound = false;
1011   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1012                                                                (getCurrentOperation());
1013   if (aFOperation) {
1014     FeaturePtr aFeature = aFOperation->feature();
1015     if (aFeature.get()) {
1016       std::list<ResultPtr> aResults = aFeature->results();
1017       if (theObject == aFeature)
1018         isObjectFound = true;
1019       else {
1020         std::list<ResultPtr>::const_iterator anIt = aResults.begin(), aLast = aResults.end();
1021         for (; anIt != aLast && !isObjectFound; anIt++) {
1022           isObjectFound = *anIt == theObject;
1023         }
1024       }
1025     }
1026   }
1027   if (!isObjectFound)
1028     return aCanDisplay;
1029
1030   // 4. For created nested feature operation do not display the created feature if
1031   // the mouse curstor leaves the OCC window.
1032   // The correction cases, which ignores this condition:
1033   // a. the property panel values modification
1034   // b. the popup menu activated
1035   // c. widget editor control
1036   #ifndef DEBUG_DO_NOT_BY_ENTER
1037   if (aCanDisplay && isNestedCreateOperation(getCurrentOperation())) {
1038     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1039     ModuleBase_WidgetEditor* anEditorWdg = anActiveWidget ? dynamic_cast<ModuleBase_WidgetEditor*>(anActiveWidget) : 0;
1040     // the active widget editor should not influence here. The presentation should be visible always
1041     // when this widget is active.
1042     if (!anEditorWdg && !myIsPopupMenuActive) {
1043       // during a nested create operation, the feature is redisplayed only if the mouse over view
1044       // of there was a value modified in the property panel after the mouse left the view
1045       aCanDisplay = canDisplayCurrentCreatedFeature();
1046     }
1047   }
1048   #endif
1049   return aCanDisplay;
1050 }
1051
1052 bool PartSet_SketcherMgr::canDisplayCurrentCreatedFeature() const
1053 {
1054   bool aCanDisplay = myIsMouseOverWindow;
1055   if (!aCanDisplay) {
1056     ModuleBase_ModelWidget* anActiveWidget = getActiveWidget();
1057     if (anActiveWidget)
1058       aCanDisplay = anActiveWidget->getValueState() == ModuleBase_ModelWidget::Stored;
1059   }
1060   return aCanDisplay;
1061 }
1062
1063 bool PartSet_SketcherMgr::isObjectOfSketch(const ObjectPtr& theObject) const
1064 {
1065   bool isFoundObject = false;
1066
1067   FeaturePtr anObjectFeature = ModelAPI_Feature::feature(theObject);
1068   if (anObjectFeature.get()) {
1069     int aSize = myCurrentSketch->numberOfSubs();
1070     for (int i = 0; i < myCurrentSketch->numberOfSubs() && !isFoundObject; i++) {
1071       FeaturePtr aCurrentFeature = myCurrentSketch->subFeature(i);
1072       isFoundObject = myCurrentSketch->subFeature(i) == anObjectFeature;
1073     }
1074   }
1075   return isFoundObject;
1076 }
1077
1078 void PartSet_SketcherMgr::onPlaneSelected(const std::shared_ptr<GeomAPI_Pln>& thePln)
1079 {
1080   if (myPlaneFilter.IsNull())
1081    myPlaneFilter = new ModuleBase_ShapeInPlaneFilter();
1082
1083   myPlaneFilter->setPlane(thePln);
1084 }
1085
1086 void PartSet_SketcherMgr::getCurrentSelection(const FeaturePtr& theFeature,
1087                                               const FeaturePtr& theSketch,
1088                                               ModuleBase_IWorkshop* theWorkshop,
1089                                               FeatureToSelectionMap& theSelection)
1090 {
1091   if (theFeature.get() == NULL)
1092     return;
1093
1094   std::set<AttributePtr> aSelectedAttributes;
1095   std::set<ResultPtr> aSelectedResults;
1096
1097   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1098   Handle(AIS_InteractiveContext) aContext = aViewer->AISContext();
1099   if (!aContext.IsNull()) {
1100     XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1101     XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1102
1103     std::list<ResultPtr> aResults = theFeature->results();
1104     std::list<ResultPtr>::const_iterator aIt;
1105     for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1106     {
1107       ResultPtr aResult = *aIt;
1108       AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1109       if (aAISObj.get() == NULL)
1110         continue;
1111       Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1112       for (aContext->InitSelected(); aContext->MoreSelected(); aContext->NextSelected())
1113       {
1114         Handle(SelectMgr_EntityOwner) anOwner = aContext->SelectedOwner();
1115         if (anOwner->Selectable() != anAISIO)
1116           continue;
1117         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1118                                aSelectedAttributes, aSelectedResults);
1119       }
1120       for (aContext->InitDetected(); aContext->MoreDetected(); aContext->NextDetected()) {
1121         Handle(SelectMgr_EntityOwner) anOwner = aContext->DetectedOwner();
1122         if (anOwner.IsNull())
1123           continue;
1124         if (anOwner->Selectable() != anAISIO)
1125           continue;
1126         getAttributesOrResults(anOwner, theFeature, theSketch, aResult,
1127                                aSelectedAttributes, aSelectedResults);
1128       }
1129     }
1130   }
1131   theSelection[theFeature] = std::make_pair(aSelectedAttributes, aSelectedResults);
1132 }
1133
1134 void PartSet_SketcherMgr::getSelectionOwners(const FeaturePtr& theFeature,
1135                                              const FeaturePtr& theSketch,
1136                                              ModuleBase_IWorkshop* theWorkshop,
1137                                              const FeatureToSelectionMap& theSelection,
1138                                              SelectMgr_IndexedMapOfOwner& theOwnersToSelect)
1139 {
1140   if (theFeature.get() == NULL)
1141     return;
1142
1143   FeatureToSelectionMap::const_iterator anIt = theSelection.find(theFeature);
1144   std::set<AttributePtr> aSelectedAttributes = anIt.value().first;
1145   std::set<ResultPtr> aSelectedResults = anIt.value().second;
1146
1147   ModuleBase_IViewer* aViewer = theWorkshop->viewer();
1148
1149   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(theWorkshop);
1150   XGUI_Displayer* aDisplayer = aConnector->workshop()->displayer();
1151
1152   // 1. found the feature's owners. Check the AIS objects of the constructions
1153   AISObjectPtr aAISObj = aDisplayer->getAISObject(theFeature);
1154   if (aAISObj.get() != NULL && aSelectedAttributes.empty() && aSelectedResults.empty()) {
1155     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1156
1157     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1158     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1159     for  (Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++) {
1160       Handle(SelectMgr_EntityOwner) anOwner = aSelectedOwners(i);
1161       if (!anOwner.IsNull())
1162         theOwnersToSelect.Add(anOwner);
1163     }
1164   }
1165
1166   // 2. found the feature results's owners
1167   std::list<ResultPtr> aResults = theFeature->results();
1168   std::list<ResultPtr>::const_iterator aIt;
1169   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt)
1170   {
1171     ResultPtr aResult = *aIt;
1172     AISObjectPtr aAISObj = aDisplayer->getAISObject(aResult);
1173     if (aAISObj.get() == NULL)
1174       continue;
1175     Handle(AIS_InteractiveObject) anAISIO = aAISObj->impl<Handle(AIS_InteractiveObject)>();
1176
1177     SelectMgr_IndexedMapOfOwner aSelectedOwners;
1178     aConnector->workshop()->selector()->selection()->entityOwners(anAISIO, aSelectedOwners);
1179     for  ( Standard_Integer i = 1, n = aSelectedOwners.Extent(); i <= n; i++ ) {
1180       Handle(StdSelect_BRepOwner) anOwner = Handle(StdSelect_BRepOwner)::DownCast(aSelectedOwners(i));
1181       if ( anOwner.IsNull() || !anOwner->HasShape() )
1182         continue;
1183       const TopoDS_Shape& aShape = anOwner->Shape();
1184       TopAbs_ShapeEnum aShapeType = aShape.ShapeType();
1185       if (aShapeType == TopAbs_VERTEX) {
1186         AttributePtr aPntAttr = PartSet_Tools::findAttributeBy2dPoint(theFeature, aShape, theSketch);
1187         if (aPntAttr.get() != NULL &&
1188             aSelectedAttributes.find(aPntAttr) != aSelectedAttributes.end()) {
1189           theOwnersToSelect.Add(anOwner);
1190         }
1191       }
1192       else if (aShapeType == TopAbs_EDGE) {
1193         bool aFound = aSelectedResults.find(aResult) != aSelectedResults.end();
1194         if (aSelectedResults.find(aResult) != aSelectedResults.end() &&
1195             theOwnersToSelect.FindIndex(anOwner) <= 0)
1196           theOwnersToSelect.Add(anOwner);
1197       }
1198     }
1199   }
1200 }
1201
1202 void PartSet_SketcherMgr::connectToPropertyPanel(ModuleBase_ModelWidget* theWidget, const bool isToConnect)
1203 {
1204   if (isToConnect) {
1205     connect(theWidget, SIGNAL(beforeValuesChanged()),
1206             this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1207     connect(theWidget, SIGNAL(afterValuesChanged()),
1208             this, SLOT(onAfterValuesChangedInPropertyPanel()));
1209   }
1210   else {
1211     disconnect(theWidget, SIGNAL(beforeValuesChanged()),
1212                 this, SLOT(onBeforeValuesChangedInPropertyPanel()));
1213     disconnect(theWidget, SIGNAL(afterValuesChanged()),
1214                 this, SLOT(onAfterValuesChangedInPropertyPanel()));
1215   }
1216 }
1217
1218 void PartSet_SketcherMgr::widgetStateChanged(int thePreviousState)
1219 {
1220   ModuleBase_OperationFeature* aFOperation = dynamic_cast<ModuleBase_OperationFeature*>
1221                                                                            (getCurrentOperation());
1222   if (aFOperation) {
1223     if (PartSet_SketcherMgr::isSketchOperation(aFOperation) ||
1224         PartSet_SketcherMgr::isNestedSketchOperation(aFOperation) &&
1225         thePreviousState == ModuleBase_ModelWidget::ModifiedInPP) {
1226       FeaturePtr aFeature = aFOperation->feature();
1227       visualizeFeature(aFeature, aFOperation->isEditOperation(), canDisplayObject(aFeature));
1228     }
1229   }
1230 }
1231
1232 ModuleBase_Operation* PartSet_SketcherMgr::getCurrentOperation() const
1233 {
1234   return myModule->workshop()->currentOperation();
1235 }
1236
1237 //**************************************************************
1238 ModuleBase_ModelWidget* PartSet_SketcherMgr::getActiveWidget() const
1239 {
1240   ModuleBase_ModelWidget* aWidget = 0;
1241   ModuleBase_Operation* anOperation = getCurrentOperation();
1242   if (anOperation) {
1243     ModuleBase_IPropertyPanel* aPanel = anOperation->propertyPanel();
1244     if (aPanel)
1245       aWidget = aPanel->activeWidget();
1246   }
1247   return aWidget;
1248 }
1249
1250 void PartSet_SketcherMgr::visualizeFeature(const FeaturePtr& theFeature,
1251                                            const bool isEditOperation,
1252                                            const bool isToDisplay,
1253                                            const bool isFlushRedisplay)
1254 {
1255   #ifdef DEBUG_DO_NOT_BY_ENTER
1256   return;
1257   #endif
1258
1259   if (isEditOperation || !theFeature.get())
1260     return;
1261
1262   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1263   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1264
1265   // 1. change visibility of the object itself, here the presentable object is processed,
1266   // e.g. constraints features
1267   //FeaturePtr aFeature = aFOperation->feature();
1268   std::list<ResultPtr> aResults = theFeature->results();
1269   if (isToDisplay)
1270     theFeature->setDisplayed(true);
1271   else
1272     theFeature->setDisplayed(false);
1273
1274   // change visibility of the object results, e.g. non-constraint features
1275   std::list<ResultPtr>::const_iterator aIt;
1276   for (aIt = aResults.begin(); aIt != aResults.end(); ++aIt) {
1277     if (isToDisplay) {
1278       (*aIt)->setDisplayed(true);
1279     }
1280     else {
1281       (*aIt)->setDisplayed(false);
1282     }
1283   }
1284   if (isFlushRedisplay)
1285     Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1286 }
1287
1288 void PartSet_SketcherMgr::storeSelection(const bool theHighlightedOnly)
1289 {
1290   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1291   ModuleBase_ISelection* aSelect = aWorkshop->selection();
1292   QList<ModuleBase_ViewerPrs> aHighlighted = aSelect->getHighlighted();
1293
1294   QList<FeaturePtr> aFeatureList;
1295   if (theHighlightedOnly) {
1296     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1297   }
1298   else {
1299     fillFeatureList(aHighlighted, myCurrentSketch, aFeatureList);
1300
1301     QList<ModuleBase_ViewerPrs> aSelected = aSelect->getSelected(ModuleBase_ISelection::AllControls);
1302     fillFeatureList(aSelected, myCurrentSketch, aFeatureList);
1303   }
1304
1305   // 1. it is necessary to save current selection in order to restore it after the features moving
1306   myCurrentSelection.clear();
1307   QList<FeaturePtr>::const_iterator anIt = aFeatureList.begin(), aLast = aFeatureList.end();
1308   for (; anIt != aLast; anIt++) {
1309     getCurrentSelection(*anIt, myCurrentSketch, aWorkshop, myCurrentSelection);
1310   }
1311   //qDebug(QString("  storeSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1312 }
1313
1314 void PartSet_SketcherMgr::restoreSelection()
1315 {
1316   //qDebug(QString("restoreSelection: %1").arg(myCurrentSelection.size()).toStdString().c_str());
1317   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1318   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1319   FeatureToSelectionMap::const_iterator aSIt = myCurrentSelection.begin(),
1320                                         aSLast = myCurrentSelection.end();
1321   SelectMgr_IndexedMapOfOwner anOwnersToSelect;
1322   for (; aSIt != aSLast; aSIt++) {
1323     anOwnersToSelect.Clear();
1324     getSelectionOwners(aSIt.key(), myCurrentSketch, aWorkshop, myCurrentSelection,
1325                         anOwnersToSelect);
1326     aConnector->workshop()->selector()->setSelectedOwners(anOwnersToSelect, false);
1327   }
1328 }
1329
1330 void PartSet_SketcherMgr::onShowConstraintsToggle(bool theOn)
1331 {
1332   if (myIsConstraintsShown == theOn)
1333     return;
1334   if (myCurrentSketch.get() == NULL)
1335     return;
1336
1337   myIsConstraintsShown = theOn;
1338
1339   ModuleBase_IWorkshop* aWorkshop = myModule->workshop();
1340   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(aWorkshop);
1341
1342   const QStringList& aConstrIds = constraintsIdList();
1343   for (int i = 0; i < myCurrentSketch->numberOfSubs(); i++) {
1344     FeaturePtr aSubFeature = myCurrentSketch->subFeature(i);
1345     if (aConstrIds.contains(QString(aSubFeature->getKind().c_str()))) {
1346       if (myIsConstraintsShown)
1347         aSubFeature->setDisplayed(true);
1348       else
1349         aSubFeature->setDisplayed(false);
1350     }
1351   }
1352   Events_Loop::loop()->flush(Events_Loop::eventByName(EVENT_OBJECT_TO_REDISPLAY));
1353 }
1354
1355 XGUI_OperationMgr* PartSet_SketcherMgr::operationMgr() const
1356 {
1357   ModuleBase_IWorkshop* anIWorkshop = myModule->workshop();
1358   XGUI_ModuleConnector* aConnector = dynamic_cast<XGUI_ModuleConnector*>(anIWorkshop);
1359   XGUI_Workshop* aWorkshop = aConnector->workshop();
1360
1361   return aWorkshop->operationMgr();
1362 }